Which of the following transgenic human protein products has been used to treat emphysema?

Define/Explain: Transgenic Animals.

The first cloned animal is:

Which gene was introduced in the first transgenic cow?

Consider the following statements:
$I$. Transgenic animals are more sensitive to toxic substances than non-transgenic animals.
$II$. Useful biological products can be produced by introducing into transgenic animals the portion of $DNA$ which codes for a particular product.
$III$. Brazzein is a protein produced by a West African plant,$Pentadiplandra$ $brazzeana$,which is approximately $2000$ times as sweet as sugar.
Which of the statements given above are correct?

'Rosie',a transgenic cow,is known to produce a type of milk which has all the following characteristics,except: